{"nhtsa_id":10155332,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-03-25","date":"2019-02-27","document_id":"APS4531E","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"Availability of a dust protection kit to remove the maintenance need to clean the flame sensor sight glass when excessive soot or debris is accumulated on the internal burner head disc.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10155332-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10155332-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10155332","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NOVA BUS","model":"LFS","year_from":2009,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"NOVA BUS","model":"LFS ARTIC","year_from":2009,"year_to":2012,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}